freedom plaza was actually renamed in honor of dr. martin luther king jr. it takes on special significance, of course, today, which is also mlk day. the president asasaid martin lur king is one of his heroes. you will see that in the parade float, four of them honors freedom rights and martin luther king. the arc of the moral universe is long but bends toward justice, one of the president's favorite quotes of martin luther king. there is already a heavy police presence behind us. members of the park service is here as well as they prepare for the thousands of people who will be here to watch this parade today. we'll be bringing you that from this very spot throughout the day as we see them come down past here and make their way to the white house. >> all right. erica hill, from her vantage point along the parade route. thank you very much. >> talk about security. i was hearing this morning that some police officers from all around the country have come to washington. they were sworn in yesterday as deputy u.s. marshals. they'll take part in what is a huge s